500433424321 has 16 divisors (see below), whose sum is σ = 506983254336. Its totient is φ = 493939685376.

The previous prime is 500433424313. The next prime is 500433424331. The reversal of 500433424321 is 123424334005.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 500433424321 - 2³ = 500433424313 is a prime.

It is a super-2 number, since 2×500433424321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500433424331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12706566 + ... + 12745888.

It is an arithmetic number, because the mean of its divisors is an integer number (31686453396).

Almost surely, 2^500433424321 is an apocalyptic number.

It is an amenable number.

500433424321 is a deficient number, since it is larger than the sum of its proper divisors (6549830015).

500433424321 is a wasteful number, since it uses less digits than its factorization.

500433424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40032.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 500433424321 its reverse (123424334005), we get a palindrome (623857758326).

The spelling of 500433424321 in words is "five hundred billion, four hundred thirty-three million, four hundred twenty-four thousand, three hundred twenty-one".